diff --git a/api-ref/source/conf.py b/api-ref/source/conf.py
index 62b7cdd9..62740aaf 100644
--- a/api-ref/source/conf.py
+++ b/api-ref/source/conf.py
@@ -36,7 +36,7 @@ extensions = [
 ]
 
 
-# html_theme = 'openstackdocs'
+html_theme = 'openstackdocs'
 html_theme_path = [openstackdocstheme.get_html_theme_path()]
 html_theme_options = {
     "sidebar_mode": "toc",
diff --git a/doc/source/conf.py b/doc/source/conf.py
index 1767e862..7bf9cb3d 100755
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -67,7 +67,7 @@ pygments_style = 'sphinx'
 # Sphinx are currently 'default' and 'sphinxdoc'.
 # html_theme_path = ["."]
 # html_theme = '_theme'
-# html_theme = 'openstackdocs'
+html_theme = 'openstackdocs'
 # html_static_path = ['static']
 
 html_last_updated_fmt = '%Y-%m-%d %H:%M'